OLDPPositionMap.prototype.addMap = function (){
	/*this.map.setOptions({
		minResolution: 0.00034332275390625, // 12
		maxResolution: 0.00004291534423828125, // 15
		numZoomLevels: 3,
		// latitude -90 - 90, longitude -180 - 180
		maxExtent: new OpenLayers.Bounds(24.806785583496094,60.12355255092906,25.206069946289062,60.28442959385159) // l,b,r,t default: -180, -90, 180, 90
	});*/
	// map layer
	var google = new OpenLayers.Layer.Google( "Map", { type: G_NORMAL_MAP } );
	this.map.addLayer(google);
	this.mapType = OLDPPositionMap.MAP_TYPE_GOOGLE;
	
	// icon layer
	this.markers  = new OpenLayers.Layer.Markers( "Markers" );
	this.map.addLayer(this.markers);
};